Animals:
- Abarenicola sp.
- Abietinaria sp.
- Acarnus
- Aglaeophenia
- Aglaophenia
- Allopora
- Allopora californica (purple hydrocoral)
- Amphistichus argenteus (barred perch)
- Amphistichus koelzi (calico perch)
- Anisodoris
- Anthopleura elegantissima (Clonal anemone)
- Anthopleura sp.
- Anthopleura xanthogrammica (giant green anemone)
- Aplidium sp.
- Aplysia
- Arabella iricolor
- Arctocephalus townsendi (Guadalupe fur seal)
- Astraea
- Astrangia
- Balanophyllia
- Balanus glandula
- Balanus tinntinnabulum californicus
- Balanus tintinnabulum
- Balenoptera physalus (fin whale)
- Brachyistius frenatus (kelp surf perch)
- Branta canadensis
- bryozoa
- Cadlina sp.
- Callorhinus ursinus (Northern fur seal)
- Cancer
- Cancer antennarius
- Caulolatilus princeps (ocean whitefish)
- Cebidicthys violaceus (monkeyface eel)
- Centrostephanus
- Cepphus columba (Pigeon guillemot)
- Chaetopterus sp.
- Chromis punctipinnis (blacksmith)
- Chthamalus dalli
- Chthamalus fissus
- Clavelina
- Clavularia sp.
- Cliona
- Collisella limatula (smooth limpet)
- Collisella pelta (shield limpet)
- Collisella scabra
- Collisella strigatella
- Conus
- Corynactis
- Coryphopterus nicholsii (black crested goby)
- Cryptochiton
- Cucumaria
- Cymatogaster aggregata (shiner surf perch)
- Cymatogaster gracilis (island perch)
- Damalichthys vacca
- Delphinus delphis (common dolphin)
- Dermasterias
- Diaulula sp.
- Diopatra sp.
- Embiotoca jacksoni (black perch)
- Embiotoca lateralis (striped seaperch)
- Emplectonema gracile
- Endomychura hypoleuca (Xantus' murrelet)
- Endysylia
- Enhydra lutris (sea otter)
- Epiactus sp.
- Eschrichtius robustus (gray whale)
- Eudistylia sp.
- Euherdmania sp.
- Eumetopias jubatus (Stellar sea lion)
- Eupentacta sp.
- Fissurella
- Gavia arctica (arctic loon)
- Girella nigricans (opaleye)
- Globicephala macrorhyncus (pilot whale)
- Haematopus bachmani (black oystercatcher)
- Haliotis corrugata (pink abalone)
- Haliotis cracherodii (black abalone)
- Haliotis fulgens (green abalone)
- Haliotis rufescens (red abalone)
- Haliotis sorenseni (white abalone)
- Henricia
- Hermissenda sp.
- Heterodontus francisci (horn shark)
- Hinnites
- Hippodiplosia sp.
- Hydractinia
- Hymenamphiastra
- Hyperprosopon anale (spotfin perch)
- Hyperprosopon argenteum (walleye surf perch)
- Hyperprosopon ellipticum (silver perch)
- Hypsurus caryi (rainbow perch)
- Hypsypops rubicundus (garibaldi)
- Kelletia sp.
- Lagenorhynchus obliquidens (Pacific white-sided dolphin)
- Larimus breviceps (cabezon)
- Larus argentatus (herring gull)
- Larus heermanni (heermann's gull)
- Larus occidentalis (western gull)
- Leucilla sp.
- Lissodelphis borealis (Northern right whale)
- Littorina spp. (periwinkle)
- Lophogorgia sp.
- Loxorhynchus crispatus (moss crab)
- Lumbrineris zonata
- Maxwellia sp.
- Medialuna californiensis (halfmoon)
- Megathura
- Melanitta fusca (white-winged scoter)
- Melanitta perspicillata (surf scoter)
- Membranipora sp.
- Micrometrus aurora (reef perch)
- Micrometrus minimus (dwarf perch)
- Mirounga angustirostris (Northern elephant seal)
- Myliobatis californica (bat ray)
- Navanax sp.
- Nereis mediator
- Nerinides acuta
- Norissia sp.
- Nudibranchs
- Oceanodroma homochroa (Ashy storm petrel)
- Oceanodroma leucorhoa (Leach's storm petrel)
- Octopus sp.
- Olivella
- Ophioderma
- Ophiodon elongatus (lingcod)
- Ophioplocus
- Ophiothrix
- Orcinus orca (killer whale)
- Orthasterias
- Oxyjulis californica (senorita)
- Oxylebius pictus (painted greenling)
- Pachycerianthus sp.
- Pagurus sp.
- Pandalus sp.
- Panulirus
- Panulirus interruptus (California spiny lobster)
- Paracyathus
- Paralabrax clathratus (kelp bass)
- Paralabrax maculatofasciatus (spotted bass)
- Paralichthys californicus (California halibut)
- Paranemertes peregrina
- Patiria
- Pelecanus occidentalis (brown pelican)
- Phalacrocorax auritus (Double-crested cormorant)
- Phalacrocorax pelagicus (Pelagic cormorant)
- Phalacrocorax penicillatus (Brandt's cormorant)
- Phanerodon furcatus (white surfperch)
- Phidolopora sp.
- Phoca vitulina (harbor seal)
- Phocoenoides dalli (Dall's porpoise)
- Phragmatopoma
- Pimelometopon pulchrum (sheephead)
- Pisaster brevispinus (pink star)
- Pisaster giganteus (knobby sea star)
- Pisaster ochraceus (ochre sea star)
- Platyrhinoidis triseriata (thornback)
- Plumularia sp.
- Pododesmus sp.
- Pollicepes sp.
- Pollicipes polymerus (leaf barnacle)
- Polymastia sp.
- Psuedochama sp.
- Ptychoramphus aleuticus (Cassin's auklet)
- Puffinus griseus (sooty shearwater)
- Pugettia
- Pychnopodia
- Rathbunella sp.
- Renilla sp.
- Rhacochilus toxotes (rubberlip surfperch)
- Rhacochilus vacca (pile perch)
- Rissa tridactyla (black-legged kittiwake)
- Sanddabs
- Scorpaena guttata (sculpin)
- Scorpaenichthys marmoratus (cabezon, giant marbled sculpin)
- Sebastes atrovirens (kelp rockfish)
- Sebastes auriculatus (brown rockfish)
- Sebastes carnatus (gopher rockfish)
- Sebastes chrysomelas (black and yellow rockfish)
- Sebastes lateratis
- Sebastes melanops (black rockfish)
- Sebastes miniatus (vermilion rockfish)
- Sebastes mystinus (blue rockfish)
- Sebastes paucispinis (bocaccio)
- Sebastes rastrelliger (grass rockfish)
- Sebastes serranoides (olive rockfish)
- Sebastes serriceps (treefish)
- Sebastes vexillaris (whitebelly rockfish)
- Sergestes similis (shrimp)
- Serpula sp.
- Serpulorbis
- Soles
- Spheciospongia
- Spionids
- Spirorbis sp.
- Squatina californica (Pacific angel shark)
- Stichopus
- Strongylocentrotus franciscanus (red urchin)
- Strongylocentrotus purpuratus (purple urchin)
- Styela
- Tealia sp.
- Terebellids
- Tethya
- Tethya sp.
- Tetraclita sp.
- Tetraclita squamosa (thatched barnacle)
- Thalamoporella sp.
- Trididemnum sp.
- Triopha sp. (dorid nudibranch)
- Turbots
- Typosyllis fasciata
- Typosyllis hyalina
- Urocyon littoralis littoralis
- Urocyon littoralis santarosae (Channel Island fox)
- Zalophus californianus (California sea lion)
- Zonaria
- Zygherpe sp.
Plants:
- Achillea borealis (yarrow)
- Astragalus
- Astragalus mevinii
- Astragalus miguelensis (San Miguel milkvetch)
- Atriplex californica
- Baccharis
- Bossiella sp.
- Calyptegia macrostegia macrostegia (island morning glory)
- Calystegia microstegia microstegia (morning glory)
- Castilleja hololeuca (paintbrush)
- Ceanothus arboreus (California lilac)
- Coralline algae (Coralline algae)
- Coreopsis
- Cthamalus
- Dendromecon rigida (tree poppy)
- Dodecaceria
- Dudleya candelabrum (candleholder dudleya)
- Dudleya greenei (Greene's liveforever)
- Egregia sp.
- Eisenia arborea (southern palm kelp)
- Elymus condensatus (ryegrass)
- Eriogonum arborescens (buckwheat)
- Eriogonum grande grande
- Eriophyllum
- Eschscholzia ramosa (island poppy)
- Gigartina canaliculata
- Gigartina sp.
- Haplopappus detonsus (island bristleweed)
- Jepsonia spp.
- Lavatera assurgentiflora (malva rosa)
- Lupinus spp. (lupine)
- Lyonothamnus floribundus asplenifolius
- Macrocystis pyrifera (giant bladder kelp)
- Malacothrix coulteri var cogmata (snake's head)
- Malacothrix implicata
- Malacothrix incana
- Malacothrix indecora
- Malacothrix sp. (beach chicory)
- Mesembryanthemum crystallinum (iceplant)
- Mesembryanthemum nodiflorum (iceplant)
- Mytilus
- Pelvetia
- Pelvetia fastigiata
- Phyllospadix sp. (surf grass)
- Prunus ilicifolia (hollyleaf cherry)
- reds
- Zostera marina (eel grass)